cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A185676 Riordan array (((1+x)/(1-x-x^2))^m, x*A000108(x)), m=2.

Table of values

n a(n)
0 1
1 4
2 1
3 10
4 5
5 1
6 22
7 16
8 6
9 1
10 45
11 45
12 23
13 7
14 1
15 88
16 121
17 76
18 31
19 8
20 1
21 167
22 325
23 237
24 116
25 40
26 9
27 1
28 310
29 895
30 728
31 403
32 166
33 50
34 10
35 1
36 566
37 2563
38 2253
39 1358
40 630
41 227
42 61
43 11
44 1
45 1020
46 7670
47 7104
48 4541
49 2288
50 930
51 300
52 73
53 12
54 1
55 1819
56 23939
57 22919
58 15249
59 8145
60 3604
61 1316
62 386
63 86
64 13
65 1

List of values

[1, 4, 1, 10, 5, 1, 22, 16, 6, 1, 45, 45, 23, 7, 1, 88, 121, 76, 31, 8, 1, 167, 325, 237, 116, 40, 9, 1, 310, 895, 728, 403, 166, 50, 10, 1, 566, 2563, 2253, 1358, 630, 227, 61, 11, 1, 1020, 7670, 7104, 4541, 2288, 930, 300, 73, 12, 1, 1819, 23939, 22919, 15249, 8145, 3604, 1316, 386, 86, 13, 1]